Patents by Inventor Chunfeng Lao

Chunfeng Lao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200399810
    Abstract: The present disclosure belongs to the field of washing machines, in particular to a washing barrel and a washing machine having the washing barrel. The washing barrel is configured to accommodate washing water. The washing barrel comprises a barrel body and a drainage channel being arranged on a side wall of the barrel body and configured to discharge washing water in the barrel body out of the barrel body during dehydrating. The drainage channel is provided with a water inlet communicated with an inside of the barrel body; and the barrel body is provided with a guiding part used to guide washing water in the barrel body into the water inlet during dehydrating. The present disclosure has the following beneficial effects: through setting the guiding part, the washing water is guided to the drainage channel and discharged through the drainage channel to realize rapid dehydration.
    Type: Application
    Filed: February 21, 2019
    Publication date: December 24, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD., HAIER SMART HOME CO., LTD.
    Inventors: Di WU, Xinghui HAO, Chunfeng LAO
  • Publication number: 20200399814
    Abstract: A support plate mounted on the inner side wall of an inner drum has a through hole corresponding to drain openings formed in the wall of the drum, and a gap between the support plate and the side wall of the inner drum forms a space for valve plugs of sealing valves to move up and down; a mounting sleeve installed on the upper side of the support plate has an inner through hole coaxially arranged with the through hole in the support plate, so that the valve plugs of the sealing valves are coaxially installed in the inner through hole and can move up and down. A drain opening formed in the side wall of the inner drum is provided with a sealing valve installed on the inner drum via the sealing valve structure.
    Type: Application
    Filed: February 21, 2019
    Publication date: December 24, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD., HAIER SMART HOME CO., LTD.
    Inventors: Yimin LI, Chunfeng LAO, Xinghui HAO, Di WU, Peishi LV
  • Publication number: 20200399815
    Abstract: The present disclosure belongs to the field of washing machines, in particular relates to a washing barrel and a washing machine provided with the washing barrel. The washing barrel can accommodate washing water, a side wall of the washing barrel is provided with a drainage channel for discharging washing water in the washing barrel during dehydrating, and the drainage channel is provided with a water guiding part to guide washing water in the drainage channel to discharge rapidly. Through setting a water guiding part, washing water entering the drainage channel can be discharged rapidly along the drainage channel under the guidance of the water guiding part, and drainage can be realized with no need of reducing rotating speed of the washing barrel, thereby making the drainage smooth, reducing consumption of the motor which drives the washing barrel to rotate, and reducing vibration and noise of the whole machine.
    Type: Application
    Filed: February 21, 2019
    Publication date: December 24, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD., HAIER SMART HOME CO., LTD.
    Inventors: Xi WANG, Rui ZHANG, Xinghui HAO, Di WU, Chunfeng LAO
  • Publication number: 20200299891
    Abstract: A washing machine comprises a cabinet, a washing drum rotatably arranged in the cabinet, wherein the washing drum is a water holding drum to accommodate washing water, a water drainage channel which discharges water from top to bottom is arranged at an inner side of a peripheral wall of the washing drum, an upper end of the water drainage channel communicates with the inside of a washing drum, and a lower end communicates with the outside of the washing drum. The water drainage channel comprises a water channel casing and at least part of a washing drum wall, and one side, facing the washing drum wall, of the water channel casing is provided with a cut-through groove, the water channel casing is fastened on the washing drum wall, and forms a water flow channel together with the washing drum wall.
    Type: Application
    Filed: March 16, 2018
    Publication date: September 24, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Chunfeng LAO, Sheng XU, Yanfen LV, Xinghui HAO, Yimin LI, Di WU
  • Patent number: 10723639
    Abstract: A self-circulating flocculation washing machine comprises an outer barrel, a clothes washing structure arranged in the outer barrel and a flocculation water treatment device arranged outside the outer barrel, and the flocculation water treatment device comprises a flocculation container for performing flocculation treatment on water drained from the outer barrel; the washing machine is also provided with a circulating pipe for driving washing water in the outer barrel to perform self-circulation from bottom to top; one end of the circulating pipe communicates with a self-circulating water outlet in the lower part of the outer barrel, the other end of the circulating pipe communicates with a water outlet of the flocculation container and a self-circulating water inlet of the outer barrel through a tee joint, and a non-return structure for preventing the flocculation water from reflowing is arranged between the tee joint and the water outlet of the flocculation container.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: July 28, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Dong Li, Min Che, Jiangtao Zhang, Chunfeng Lao
  • Publication number: 20200232148
    Abstract: A method for controlling release amount of detergent and a washing device, include: dividing inner space of a detergent box into independent N compartments, wherein each of the compartments is configured to store a type of detergent having a certain concentration range; assigning a concentration level Ci, i=1, . . . , N to each of the compartments wherein the higher the detergent concentration, the lower the concentration level; selecting one of the compartments containing detergent and releasing the detergent in the selected compartment, and obtaining the concentration level C of the selected compartment; obtaining a laundry weight m; and calculating a release amount of the detergent, wherein Vn=1.25*m*(C+1). The formula which is configured to calculate the release amount of detergent is also provided based on both of the detergent concentration level and the laundry weight.
    Type: Application
    Filed: July 5, 2018
    Publication date: July 23, 2020
    Inventors: DONG LI, SHILONG HAO, JINGJING ZHANG, CHUNFENG LAO, SHENG XU, JINZHU DENG
  • Publication number: 20200217000
    Abstract: A washing machine includes a box body, an inner tub in the box body, a device for driving the inner tub to rotate, and a water collecting device at the bottom of the inner tub. The inner tub is a water containing tub during washing/rinsing. The outer wall of the inner tub is provided with a dewatering channel communicating with the inner tub for draining water discharged from the inner tub. The water collecting device includes a water collecting cavity with an upper opening, the bottom wall of the water collecting cavity is provided with a recessed portion, and a water outlet end of the dewatering channel downwardly extends into the recessed portion. The outlet end of the dewatering channel is inserted into the recessed portion on the bottom wall of the water collecting cavity, so that water collection and drainage are facilitated.
    Type: Application
    Filed: July 3, 2018
    Publication date: July 9, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Di WU, Xinghui HAO, Yimin LI, Chunfeng LAO, Yanfen LV, Sheng XU, Peishi LV
  • Publication number: 20200149208
    Abstract: The disclosure relates to a draining structure of a washing machine. An inner drum is installed in a housing of the washing machine, a drain port is arranged on the inner drum, and a drain valve is installed at the drain port; the washing machine is further provided with a positioning and locking mechanism for rotating the inner drum to a fixed drainage position and locking the inner drum; and the washing machine is provided with an opening mechanism of a valve core for opening the drain valve after the inner drum rotating to the fixed drainage position. When the washing machine is in a draining state, the drain valve is opened after the inner drum rotating to the fixed drainage position to discharge the washing water in the inner drum.
    Type: Application
    Filed: April 27, 2018
    Publication date: May 14, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Yimin LI, Chunfeng LAO, Xinghui HAO, Di WU, Sheng XU, Yanfen LV
  • Patent number: 10604884
    Abstract: A washing machine including: a first drainage pump arranged between a washing drum and a filter membrane assembly. The first drainage pump pumps water in the washing drum into the filter membrane assembly for filtration and ensures that a water level in a water inlet cavity of the filter membrane assembly is not higher than a lower edge of a sewage outlet, so as to prevent reduce of the amount of washing water due to drainage of excessive washing water/rinsing water. Since the first drainage pump is a low-lift water pump, water in the filter membrane assembly moves continuously during filtration, so as to scour pollutants on a surface of a filter membrane/membrane filament, reduce an accumulation degree of the pollutants, effectively prevent blockage and achieve low noise.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: March 31, 2020
    Assignee: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Shilong Hao, Chunxu Wang, Jingjing Zhang, Yimin Li, Yongxin Wang, Haitao Hu, Chunfeng Lao
  • Publication number: 20200087841
    Abstract: The disclosure relates to a draining structure of a washing machine and a draining method. An inner drum is installed in a housing of the washing machine. The inner drum is a tapered drum with a smaller diameter at one end and a larger diameter at the other end. A draining flow passage is arranged at the larger diameter end. One end of the draining flow passage communicates with the larger diameter end. The other end of the draining flow passage penetrates the inner drum and communicates with a drain pipe. The inner drum rotates and washing water flows to the larger diameter end along the tapered inner wall by centrifugal force. Washing water is drained out from the inner drum through the draining flow passage arranged at the larger diameter end and then drained out through the drain pipe to realize the discharge of washing water.
    Type: Application
    Filed: April 27, 2018
    Publication date: March 19, 2020
    Applicants: QINGDAO HAIER WASHING MACHINE CO., LTD., QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Yimin LI, Chunfeng LAO, Di WU, Xinghui HAO, Sheng XU, Yanfen LV
  • Publication number: 20190264362
    Abstract: A drum washing machine comprises a tank body, an outer drum and an inner drum, wherein the inner drum comprises a hole area provided with holes and a hole-free area which is closed; a sealing assembly is arranged between the inner drum and the outer drum on at least one side of the hole area; and a sealed region is defined by the sealing assembly, the hole-free area of the inner drum and the outer drum. Effective water intake and drainage is achieved through the hole area of the inner drum of the washing machine, and flushing is implemented conveniently so as to avoid residues; the hole-free area cooperates with the sealing assembly to form the sealed region between the inner drum and the outer drum, so as to effectively prevent crossed flowing of washing sewage and to avoid dirt accumulation between the inner drum and the outer drum.
    Type: Application
    Filed: October 11, 2017
    Publication date: August 29, 2019
    Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Shilong HAO, Jingjing ZHANG, Yimin LI, Chunfeng LAO, Haitao Hu
  • Patent number: 10337134
    Abstract: A laundry device comprises an outer tub, an inner tub, an inner magnetic ring and an outer magnetic ring. One of the inner magnetic ring and the outer magnetic ring is directly or indirectly fixed on a bottom wall of the inner tub and positioned at the outer side of the bottom wall of the inner tub, and the other one is directly or indirectly fixed on a bottom wall of the outer tub and positioned at the inner side of the bottom wall of the outer tub. An upper end face and a lower end face of the inner magnetic ring have the same polarity as the upper end face and the lower end face of the outer magnetic ring so that a radial repulsion between the inner magnetic ring and the outer magnetic ring is used to suppress vibration of the inner tub and/or the outer tub.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: July 2, 2019
    Assignee: QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Xiang Yin, Fengling Wu, Qiuqi Mou, Chunfeng Lao, Jiangtao Zhang
  • Patent number: 10316450
    Abstract: A washing machine comprises: an outer drum; an inner drum rotatably disposed in the outer drum; and a rotation mechanism for driving the inner drum to rotate. A rotation shaft of the rotation mechanism extends upwardly from the bottom of the outer drum to a bottom wall of the inner drum to drive the inner drum to rotate. The washing machine further comprises: at least one pair of magnets including an outer ring-shaped magnet and an inner ring-shaped magnet which is disposed at a radial inner side of the outer ring-shaped magnet and opposite to the outer ring-shaped magnet. The inner ring-shaped magnet is disposed on the rotation shaft, and the outer ring-shaped magnet is disposed at the bottom wall of the inner drum or the outer drum, so that a magnetic force between them can reduce a magnitude of vibration of the inner drum or the outer drum.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: June 11, 2019
    Assignee: QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Fengling Wu, Chunfeng Lao, Xiang Yin, Qiuqi Mou, Jiangtao Zhang
  • Patent number: 10316448
    Abstract: A washing method with polymer solid particles comprises: step 1: washing clothes with the polymer solid particles, the surface of said polymer solid particles is provided with absorption holes; step 2: dehydrating the polymer solid particles and the clothes together; step 3: separating the polymer solid particles from the clothes and collecting the polymer solid particles; step 4: rinsing the clothes; and step 5: dehydrating the clothes. Before separating the polymer solid particles from the clothes, there is a step of dehydrating the polymer solid particles and the clothes together, so the user can easily separate the polymer solid particles from the clothes.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: June 11, 2019
    Assignee: Xeros Limited
    Inventors: Zhengbao He, Chunfeng Lao, Guojun Ma
  • Publication number: 20190010653
    Abstract: A laundry device comprises an outer tub, an inner tub, an inner magnetic ring and an outer magnetic ring. One of the inner magnetic ring and the outer magnetic ring is directly or indirectly fixed on a bottom wall of the inner tub and positioned at the outer side of the bottom wall of the inner tub, and the other one is directly or indirectly fixed on a bottom wall of the outer tub and positioned at the inner side of the bottom wall of the outer tub. An upper end face and a lower end face of the inner magnetic ring have the same polarity as the upper end face and the lower end face of the outer magnetic ring so that a radial repulsion between the inner magnetic ring and the outer magnetic ring is used to suppress vibration of the inner tub and/or the outer tub.
    Type: Application
    Filed: December 27, 2016
    Publication date: January 10, 2019
    Applicant: QINGDAO HAIER SMART TECHNOLOGY R&D CO., LTD.
    Inventors: Xiang YIN, Fengling WU, Qiuqi MOU, Chunfeng LAO, Jiangtao ZHANG
  • Publication number: 20180371682
    Abstract: A clothes drying device and a method for drying clothes applying the device are provided. The clothes drying device comprises a drum body for accommodating clothes, an air duct for allowing air to flow and be dried and a condensing module and a semiconductor module. The condensing module comprises a heat absorbing portion and a heat releasing portion, the heat portion is arranged in the air duct to absorb heat from air in the drum body and to preliminarily condense moisture of air; the heat releasing portion is arranged outside the air duct to dissipate the heat absorbed by the heat absorbing portion to outside of the clothes drying device. The semiconductor module is arrange outside the air duct and comprises a cold end and a hot end, the cold end re-condenses moisture of air preliminarily condensed by the condensing module, the hot end heats the re-condensed air.
    Type: Application
    Filed: November 24, 2016
    Publication date: December 27, 2018
    Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Yimin LI, Chunfeng LAO, Shilong HAO, Jingjing ZHANG
  • Publication number: 20180371681
    Abstract: An efficient washer-dryer and a control method are provided. The efficient washer-dryer comprises a laundry accommodating drum, a drying air duct arranged outside and communicated with the laundry accommodating drum, and a condensing device provided with a heat-absorbing portion and a heat-releasing portion. The heat-absorbing portion is arranged in the drying air duct, and the heat-releasing portion is arranged outside the drying air duct. At least a nozzle spraying water towards the condensing device and a drain outlet communicated with an exterior of the drying air duct are arranged inside the drying air duct. The control method of the washer-dryer comprises: at least after a drying process, supplying water to the nozzle to flush the dirt attached on the condensing device, and discharging flushed water and dirt out of the drying air duct through the drain outlet. The condensing efficiency of the washer-dryer is significantly improved, drying time is shortened.
    Type: Application
    Filed: November 8, 2016
    Publication date: December 27, 2018
    Applicant: QINGDAO HAIER DRUM WASHING MACHINE CO., LTD.
    Inventors: Chunfeng Lao, Yimin Li, Yonghong Xu, Huacheng Zhang
  • Publication number: 20180355539
    Abstract: A washing machine comprises: an outer drum; an inner drum rotatably disposed in the outer drum; and a rotation mechanism for driving the inner drum to rotate. A rotation shaft of the rotation mechanism extends upwardly from the bottom of the outer drum to a bottom wall of the inner drum to drive the inner drum to rotate. The washing machine further comprises: at least one pair of magnets including an outer ring-shaped magnet and an inner ring-shaped magnet which is disposed at a radial inner side of the outer ring-shaped magnet and opposite to the outer ring-shaped magnet. The inner ring-shaped magnet is disposed on the rotation shaft, and the outer ring-shaped magnet is disposed at the bottom wall of the inner drum or the outer drum, so that a magnetic force between them can reduce a magnitude of vibration of the inner drum or the outer drum.
    Type: Application
    Filed: December 27, 2016
    Publication date: December 13, 2018
    Inventors: Fengling WU, Chunfeng LAO, Xiang YIN, Qiuqi MOU, Jiangtao ZHANG
  • Publication number: 20180313020
    Abstract: A washing machine comprises: a washing drum, a circulating water pipeline, a drainage pipeline, and a membrane module. The membrane module is provided with a water inlet, a water production outlet, and a sewage outlet; the membrane module is connected to the drainage pipeline by means of the sewage outlet; the membrane module is also provided with a flushing inlet through which water can enter for cleaning the membrane module; and the flushing inlet is communicated with the water inlet of the washing machine. A maintenance method for the water purification device comprises: a water purification device receives a water-purifying command; control washing water to enter a membrane module; and the water purification device stops water purification after running for a cycle, and controls the washing water to enter the membrane module.
    Type: Application
    Filed: October 27, 2016
    Publication date: November 1, 2018
    Applicant: Qingdao Haier Drum Washing Machine Co., Ltd.
    Inventors: Jingjing ZHANG, Shilong HAO, Yimin LI, Chunfeng LAO
  • Publication number: 20180202092
    Abstract: A flocculation washing machine comprises an outer barrel, a washing structure disposed inside the outer barrel and a circulating water treatment device disposed outside the outer barrel. The circulating water treatment device comprises a flocculation treatment unit for performing flocculation treatment on washing water; the flocculation treatment unit is communicated with the outer barrel through a filtering device, so that flocculation water after filtering treatment flows back to the outer barrel. And an overflow port is formed in the filtering device, and a flow sensor for detecting an overflow rate is arranged at the overflow port. A control method of the flocculation washing machine comprises: an overflow rate of the filtering device and/or a liquid level height in a flocculation container are detected in real time, and a blockage state of the filtering device is judged according to a relationship between a detection value and a preset value.
    Type: Application
    Filed: April 15, 2016
    Publication date: July 19, 2018
    Applicant: QINGDAO HAIER WASHING MACHINE CO., LTD.
    Inventors: Dong LI, Min CHE, Chunfeng LAO, Jinzhu DENG, Zhiqiang ZHAO